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What's the Biggest Difference Between an NVR and a DVR?
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How a DVR works and do you need one?
What is DVR (Digital Video Recorder) in CCTV?
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5MP H.265+ Audio Xmeye 16CH 8CH 8 Channel 6 in 1 Face Detection Hybrid XVI CVI TVi NVR WIFI AHD CCTV DVR System|Surveillance Video Recorder| - AliExpress
How a DVR works and do you need one?
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